the flu comes on fast, so ask your doctor about tamiflu. prescription for flu. like say, gas station sushi. cheap is good. and sushi, good. but cheap sushi, not so good. it's like that super-low rate on not enough car insurance. pretty sketchy. ♪ and then there are the good decisions. like esurance. their coverage counselor tool helps you choose the right coverage for you at a great price. [ stomach growls ] without feeling queasy. that's insurance for the modern world. esurance. now backed by allstate. click or call. >> welcome back, everybody, the drug adderall has moved from college campuses in classrooms to locker rooms and on the playing field. >> alisyn: it's prescribed for the treatment of attention deficit disorder, a.d.h.d. we've seen seven suspensions related to its use. >> dave: major league baseball, as well. and why is it quickly becoming the performance enhancing drug. and joining us is a sports medicine specialist, good morning, to you, doctor. >>. >> alisyn: doctor, can we hear you? >> i didn't hear you. >> dave: there you